Related to the Lightning add-on for Calendar

New in Thunderbird 91

Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 91.0.

Lightning User Interface

This article describes the Lightning user interface. (Lightning is a popular calendar add-on for Thunderbird.)

Inviting Other People to Events

If you need to set up a meeting, and keep track of who's attending and who is not, Lightning can do this as well as allow you to send invitations to people who do not have Thunderbird/Lightning, including Microsoft Outlook users!

Creating New Calendars

Using Thunderbird it's possible to have multiple calendars. You can connect to your online calendars during email account setup or create new calendars later.

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